How L Carnitine Supports Insulin Resistance Management Oana Posts L Carnitine is Underrated. New Meta Review Reminds Us Why. Systemic regulation of L carnitine in nutritional metabolism in zebrafish, Danio rerio Scientific Reports L Carnitine is not a magic fat burner It won't melt fat, build muscle, or replace hard work. The only thing it burns is your money Stick to the basics Supplements and chronic pain: What does the research say? Some studies suggest possible benefits for: Acetyl L Carnitine (energy for cells; studied in diabetic nerve pain) Alpha Lipoic Acid (antioxidant; may ease nerve pain,